/Engine/Source/Editor/UnrealEd/Public/Kismet2/KismetEditorUtilities.h
Generates a blueprint skeleton only. Minimal compile, no notifications will be sent, no GC, etc. Only successful if there isn't already a skeleton generated
static bool GenerateBlueprintSkeleton ( [UBlueprint](API\Runtime\Engine\Engine\UBlueprint) * BlueprintObj, bool bForceRegeneration )